Feature: 1) Size: 3 - 12mm (all past Rohs,SGS report) 2) Shapes: round, burgonet, straw cap, ellipse, bullet 3) Colors: white, warm white 4) Different angles 5) High brightness 6) Better light emits consistently 7) Long life 8)Packing:opp or Plastic tube 9)vot:3.0-3.06V,20mA.